53123042 has 8 divisors (see below), whose sum is σ = 91068096. Its totient is φ = 22767012.

The previous prime is 53123029. The next prime is 53123087. The reversal of 53123042 is 24032135.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1897238 + ... + 1897265.

It is an arithmetic number, because the mean of its divisors is an integer number (11383512).

Almost surely, 2^53123042 is an apocalyptic number.

53123042 is a deficient number, since it is larger than the sum of its proper divisors (37945054).

53123042 is a wasteful number, since it uses less digits than its factorization.

53123042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794512.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 53123042 is about 7288.5555496271. Note that the first 4 decimals coincide. The cubic root of 53123042 is about 375.9190305882.

Adding to 53123042 its reverse (24032135), we get a palindrome (77155177).

The spelling of 53123042 in words is "fifty-three million, one hundred twenty-three thousand, forty-two".